Table 1.

Demographic and clinical characteristics of subjects

CancerNormal
Number1820
Sex (M/F)12/611/9
Mean age (y)6271
Site (proximal/distal)5/13
Median size, cm (range)3.5 (1.1-10.0)
Stage (Dukes AB/CD)8/9*
  • * Duke stage information was not available for a patient who did not have surgery.